Home / 20,494,734.39-30,747,491.29-7,365,477.59

Finding the Fourth Proportional to 20,494,734.39, 30,747,491.29 and 7,365,477.59

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Solution

The fourth proportional to 20,494,734.39, 30,747,491.29 and 7,365,477.59 is: 11,050,153.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,494,734.39 : 30,747,491.29 = 7,365,477.59 : x
  2. Step 2: Convert to fraction form
    20,494,734.39/30,747,491.29 = 7,365,477.59/x
  3. Step 3: Cross multiply
    20,494,734.39x = 30,747,491.29 × 7,365,477.59
  4. Step 4: Simplify right side
    20,494,734.39x = 226,469,958,103,670.25
  5. Step 5: Solve for x
    x = 226,469,958,103,670.25/20,494,734.39
  6. Step 6: Final answer
    x = 11,050,153.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.